2820349

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 3419136

約数和(自身を除く): 598787

約数列:

[1, 7, 31, 41, 217, 287, 317, 1271, 2219, 8897, 9827, 12997, 68789, 90979, 402907, 2820349]

約数ペア:

[(1, 2820349), (7, 402907), (31, 90979), (41, 68789), (217, 12997), (287, 9827), (317, 8897), (1271, 2219)]